Added Java wrappers for the new Search API (see MBU-3231)

- Added Search API wrapper.
- Added Demo Program for Search API.

Search API queries Mambu and returns a List of mathcing SearchResult
objects.
See MBU-3231 Jira issue for API deatils
Merge pull request #3 from mdanilkis/master

Added Java wrappers for the new Search API (as per MBU-3231)